Digest: Create digest for each subpartition and not just the first.

Change-Id: I408382e83aa0ac1106ff7198adf9787c0a0877cd
diff --git a/partitionmanager.cpp b/partitionmanager.cpp
index 257200f..85dc79d 100755
--- a/partitionmanager.cpp
+++ b/partitionmanager.cpp
@@ -690,6 +690,7 @@
 					}
 					sync();
 					sync();
+					string Full_Filename = part_settings->Backup_Folder + "/" + part_settings->Part->Backup_FileName;
 					if (!part_settings->adbbackup && part_settings->generate_digest) {
 						if (!twrpDigestDriver::Make_Digest(Full_Filename)) {
 							goto backup_error;